*SUPPORT*
IN: lug OUT: RED
IN: dax zup OUT: GREEN GREEN GREEN
IN: dax kiki wif zup OUT: BLUE GREEN BLUE GREEN BLUE GREEN
IN: wif gazzer gazzer fep kiki wif OUT: BLUE BLUE YELLOW YELLOW BLUE YELLOW YELLOW
IN: gazzer kiki gazzer zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: lug fep kiki dax OUT: GREEN RED RED
IN: wif dax OUT: BLUE GREEN
IN: dax dax zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: gazzer kiki wif fep OUT: BLUE YELLOW BLUE YELLOW
IN: wif OUT: BLUE
IN: dax kiki wif OUT: BLUE GREEN
IN: lug gazzer kiki wif OUT: BLUE RED YELLOW
IN: gazzer gazzer gazzer kiki gazzer kiki wif OUT: BLUE YELLOW YELLOW YELLOW YELLOW
IN: gazzer OUT: YELLOW

*QUERY*
IN: gazzer kiki lug kiki wif OUT: BLUE RED YELLOW
IN: gazzer lug kiki wif OUT: BLUE YELLOW RED
IN: dax OUT: GREEN
IN: gazzer gazzer fep fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax kiki dax OUT: GREEN GREEN
IN: gazzer wif lug kiki dax OUT: GREEN YELLOW BLUE RED
IN: lug zup OUT: RED RED RED
IN: wif dax dax dax fep OUT: BLUE GREEN GREEN GREEN BLUE GREEN GREEN GREEN
IN: gazzer fep fep fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax fep fep fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN

*GRAMMAR*
dax -> GREEN 
 wif -> BLUE 
 gazzer -> YELLOW 
 lug -> RED 
 x1 fep -> [x1] [x1] 
 x1 zup -> [x1] [x1] [x1] 
 x1 kiki u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 